Part A Calculate the energy change in kJ/mol for the reaction Li*(g) + F"(9) - Li(g)...
<Chapter 6 Required HW Assignment Problem 6.83 - Enhanced - with Feedback Calculate the energy change (in kilojoules per mole) for the formation of the following substances from their elements. 9 of 12 > Review Constants Periodic Table Part A LiF(s) [The sublimation energy for Li(s) is +159.4 kJ/mol. E; for Li(g) is 520 kJ/mol. E for F(g) is 328 kJ/mol, the bond dissociation energy of F2 (g) is +158 kJ/mol, and the lattice energy of Lif(s) is 1036 kJ/mol]...
Calculate the lattice energy for LiF(s) given the following: sublimation energy for Li(s) = +166 KJ/mol delta Hf for F(g) = +77 KJ/mol first ionization energy of Li(g) = +520 KJ/mol electron affinity of F(g) = -328 KJ/mol enthalpy of formation of LiF(s) = -617 KJ/mol
Calculate the net change in energy in kJ that takes place on formation of 50.44 moles of MgF2(s) from Mg(s) + F2(g) → MgF2(s) given the following information: Heat of sublimation for Mg(s) = 147.7 kJ/mol Bond dissociation energy for F2(g) = 158 kJ/mol Electrostatic interactions in MgF2(s) = -2957 kJ/mol Eea for F(g) = -328 kJ/mol Ei1 for Mg(g) = 737.7 kJ/mol Ei2 for Mg(g) = 1450.7 kJ/mol
Part A Lof methane? Buring 1.00 mol of methane releases 803 kJ of energy. How much energy is released by burning 214 CH, (g) +202(g) + CO2(g) + 2H2O(g) 803 kJ Express your answer with the appropriate units. E - 177746.3 kJ Submit Previous Answers Request Answe X Incorrect, Try Again; One attempt remaining Provide Feedback 33/modules/item/1324 Modules > Week Eleven > Homework 9 Homework 9 Item 18 Part The reaction energy diagrams for an endothermic and an exothermic reaction...
2Ca(s)+O2(g)→2CaO(s) ΔrH∘= -1269.8 kJmol−1; ΔrS∘= -364.6 JK−1mol−1 Calculate the Gibbs energy change for the reaction at 24 ∘C. Express your answer using four significant figures. 2Ca(s) + O2 (g) → 2CaO(s) Δ,Ho =-1269.8 kJ mol 1: Δ,S":-3646 J K 1 mol 1 Part A Calculate the Gibbs energy change for the reaction at 24 °C. Express your answer using four significant figures. kJ mol 1 Submit Previous Answers Request Answer
The electron affinity of fluorine is -328 kJ mol-1. Which of the reactions shown below has a reaction energy of +328 kJ mol-1? A) F+(g) + e- ---> F(g) B) F(g) + e- ---> F-(g) C) F-(g) + e- ---> F2-(g) D) F-(g) ---> F(g)+ e- E) F(g) ---> F+(g)+ e- F) F+(g) ---> F2+(g)+ e-
Calculate the lattice energy of LiBr(s) using the following thermodynamic data (all data is in kJ/mol). Note that the data given has been perturbed, so looking up the answer is probably not a good idea. Li(s) AHgublimation 139 kJ/mol Li(g Ionization energy-500 kJ/mol Br-Brig Bond energy 173 kJ/mol Br(g) Electron affinity 345 kJ/mol LiBr(s) AH°f-371 kJ/mol kJ/mol Submit Answer Retry Entire Group 8 more group attempts remaining Calculate the lattice energy of LiBr(s) using the following thermodynamic data (all data...
Part C The ionization energy for rubidium is 403 kJ/mol The electron affinity for iodine is-295 kJ/mol. Use these values and Hess's law to calculate the change in enthalpy for the following reaction per mole of reagent: Rb(g) +I(g)Rb+ (g) +I (8), AH=? Express your answer with the appropriate units. ► View Available Hint(s) AH per mole = Value Units Submit
Given the following reaction, calculate the standard free energy change. PC15(9) + H2O(g) + POC13(g) + 2HCl(9) AG298,PC1s(0) = -305.0 kJ AG 298,820() = -228.59€ AG298,POCI3(g) = -512.9% mol AGO mol *298.HCl(a) = -95.299_ mol • Your answer should include four significant figures.